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IfIthadbeenpossible,Iwouldhavehelpedhim,butItoobusythe.A.hadbeenB.wouldbeC.wereD.was

题目详情
If It had been possible, I would have helped him, but I ______ too busy the.
A.had been B.would be C.were D.was
▼优质解答
答案和解析
D

 前面是一个与过去事实相反的虚拟语气,but引导的真实情况。